Explain what the Era of Good Feelings that existed during Moroe’s Presidency was.

Era of Good Feelings: A period in the political history of the United States during President Monroe's administration that reflected a sense of national purpose and a desire for unity among Americans in the aftermath of the Napoleonic Wars and War of 1812.

Explanation:

offline recommendation systems option b

because recommendation systems produce a list of two ways

1. through collaborative filtering

or

2. through content-based filtering